Morgan Stanley, commonly known as "Big Mo" in the financial world, is a leading international financial services company with representative offices in more than 600 cities in 27 countries around the world. Business areas include stocks, bonds, foreign exchange, funds, investment banking, securities underwriting, corporate financial consulting, real estate, private wealth management, institutional investment management, etc. Originally the investment arm of J.P. Morgan, the Glass-Steagall Act prohibited companies from providing both commercial and investment banking services, and J.P. Morgan was established as a separate investment bank in New York in September 1935, while J.P. Morgan became a pure commercial bank.